MWEM. Maikel Barrios Insua
Summary
Hello, I’m Maikel Barrios a seasoned IT professional with a Telecommunications Engineering degree and a Master’s in Web Engineering and Management. Over the past 16 years in IT and more than a decade specifically in software development I’ve helped organizations navigate technological challenges while keeping costs to a minimum. My passion lies in designing and implementing robust infrastructure that adheres to industry standards and best practices. I’ve witnessed firsthand how the “software crisis” can undermine businesses, and I’m dedicated to ensuring development teams deliver the precise features and quality companies need to thrive. By aligning technical strategy with business goals, I drive added value into every product and project I lead.
Skills
Languages
- Go
- Python
- Typescript
- Java
- Html
- CSS
- PHP
- SQL
- Kotlin
Frameworks
- Django-rest
- FastApi
- Flask
- Fiber
- Gin
- Echo
- Next.js
- Vue.js
- Express.js
- Tailwind
- Bootstrap
- Angular
- React
- TensorFlow
- gRPC
Databases
- MySQL
- PostgreSQL
- MongoDB
- Redis
- Oracol
- InfluxDB
- DynamoDB
- DocumentDB
Systems
- Linux
- Windows
- Docker
- Kubernetes
- AWS
- Azure
- Jira
- OWASP
- GitHub Actions
- Bitbucket
- Drone CI
- Kafka
- Android Studios
- New Relic
- Grafana
- Prometheus
Soft Skills
- Emotional Intelligence in Companies
- Leadership
- Management Skills and Negotiation
- Communication and Feedback
- Teamwork and Conflict Management
- Time Management and Maintaining Focus
- Decision-making
- Creativity
- Innovation and Intrapreneurship
- Psychological Safety
- Fear Management and Risk Management
- Motivation
- Resilience
- Change and Agility
- Complexity Management
Experience
Company: TeamInternational
Position: Senior Lead System Engineer
Date: 7/2025 – Present
Leading backend architecture and development of cloud-native services using Go, AWS (ECS/EKS, Lambda, RDS Aurora), gRPC, and hexagonal architecture. Structuring services so business logic stays clear and maintenance stays simple. Improved system performance and simplified maintenance by restructuring services and enforcing clean architecture. Designed AWS environments optimized for cost, security, and scalability, reducing cloud spend by 5%. Introduced automated testing and CI/CD practices, reducing release cycle time by 10%.
Company: WiTI
Position: SR. Software Engineer
Date: 01/2025 - 07/2025
Developed The Jumbo e-commerce around Latin America for Cencosud company with custom design for each country. Designed and implemented microservices with a huge scalability and customize. Used Go, Gin, SQS, SNS, NewRelic, Docker, Kubernetes, DynamoDB and AWS as tech stack. Helped Cencosud company to improve performance through diferente tools like Go, getting at about 40%.
Company: 2Innovate
Position: SR.Full-Stack Software Engineer
Date: 03/2023 - 12/2025
Frame Banking platform UI application interface development. Configuration and hosting with dockers containers. Designed and updated layouts to meet usability and performance requirements. Worked cooperatively with client services, sales and design team in deadline-driven environment. Made recommendations for new technology integration based on suitability and alignment to business goals. Followed SDLC best practices within Agile environment to produce rapid iterations for clients. Developed cutting-edge UI applications for frame banking platforms. Successfully migrated from Sencha.js to Vue.js 3 for enhanced UI localization.
Company: Ledefyl
Position: Full-stack Software Engineer
Date: 10/2022 - 03/2023
Spearheaded the migration of Ledefyl’s infrastructure, ensuring seamless transition. Developed SOA architecture and implemented design patterns for optimized performance. Managed automated build and deployment pipelines, enhancing efficiency. Provided software application engineering and maintenance for development lifecycle. Boosted network, system and data availability and integrity through preventive maintenance and upgrades. Developed and fixed applications oriented to network monitoring Contributed to network monitoring applications and conducted quality testing.